Bizarre Patents
A hand wearable body squeegee comprising a glove portion, a concave squeegee band, and a linear squeegee band.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7249458 | Self-contained hydraulic actuator system The hydraulic linear actuator system of the present invention includes a pump that is configured to rotate in a single direction at a substantially constant velocity. Both the direction and flow rate of fluid through the system is controlled by adjusting the positio... | 07/31/2007 |
| 7093433 | Laying apparatus for cables, lines, conductors or suchlike, and relative laying method Laying apparatus and method for cables, lines, conductors or suchlike. The apparatus comprises at least a hydraulic circuit provided with a variable delivery feed pump and with a motor connected to the feed pump in order to drive laying members for the cables and su... | 08/22/2006 |
| 7011011 | Vacuum unit for producing a stroke movement A vacuum unit for producing a stroke movement due to an applied vacuum. The vacuum unit includes a housing, a spring disposed in the housing, a diaphragm and a drive rod arranged on the diaphragm. The drive rod is positioned centrally on the diaphragm and is mounted... | 03/14/2006 |
| 6923405 | Enhanced rudder control system A reliably redundant PCU for an aircraft. The PCU includes an override mechanism coupled to the aircraft's control path and a first control member coupled to the override mechanism whereby the override mechanism attempts to transmit a command from the command path t... | 08/02/2005 |
| 6122848 | Hydraulic drive type working vehicle A hydraulic drive type working vehicle, with speedy responsiveness in an excavating operation, includes: a pouring changeover valve (10), which is switchable between (a) a pouring position, wherein pressurized oil of a travel hydraulic circuit (5) is pour... | 09/26/2000 |
| 5277269 | Engine revolution speed control device for a hydraulically driven vehicle An engine revolution speed control device according to the present invention comprises: a hydraulic pump (1) which is driven by an engine (21); a hydraulic motor (4) for vehicle movement which is driven by oil expelled from the hydraulic pump (1) during v... | 01/11/1994 |
| 4669264 | Apparatus and method for load control of an engine Apparatus is for controlling load on an engine, particularly a marine engine powering a controllable pitch propeller which serves as an engine loading device. Apparatus cooperates with a circuit having a supply fluid at a constant supply pressure, and a c... | 06/02/1987 |
| 4647004 | Pneumatic-hydraulic actuator system An actuator system is disclosed which modulates a linear output shaft associated with a working control valve or the like in response to a control signal input. The system includes a feedback control link, a pneumatic positioner, a pneumatically controlle... | 03/03/1987 |
| 4492080 | Tractor hydraulic control systems A tractor hydraulic control system of the kind comprising a power lift with a hydraulic actuator (12) and a main control valve (17) controlling the supply of fluid from a pump (19) to the actuator, the system including selector valve means (50) interconne... | 01/08/1985 |
| 4481768 | Pneumatic control system for machines A pneumatic control system for machines that provides precise incremental or continuous direction, position, velocity and acceleration control of a variety of machine functions, such as rotary or linear motions, tool positioning and the like. A compressed... | 11/13/1984 |
| 4463818 | Tilt cab truck in which the cab is partially supported by the tilting cylinder while in the drive position Disclosed is a tilt cab truck in which the weight of the cab is partially supported by the tilting cylinder while the cab is in the over-the-road position. A fluid-by-pass circuit is provided to permit the cab to perform limited up-and-down movement relat... | 08/07/1984 |
| 4335867 | Pneumatic-hydraulic actuator system An actuator system is disclosed which modulates a linear output shaft associated with a working control valve or the like in response to a control signal input. The system includes a feedback control link, a pneumatic positioner, a pneumatically controlle... | 06/22/1982 |
| 4194361 | Electro-mechanical control system for hydraulic displacement pumps, such as swash plate or eccenter pumps To permit mechanical override of an electrical command system to control deflection of the swash plate or eccentricity of an axial or radial piston pump, for example upon failure of the electrical control system, a group of valves 5-8 are connected to an ... | 03/25/1980 |
| 4169515 | Power steering device A power steering device includes a housing which couples to a pressure source in order to provide a power assist to the rotation of an output member upon rotation of an input member. The input member and the output member are rotatably supported within a ... | 10/02/1979 |
